Analysis

  • max time kernel
    67s
  • max time network
    164s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 12:58

General

  • Target

    d893e63a6c2da23eb58856c2896b6b6973b9eda6d39d7f01a153251157ca46da.exe

  • Size

    138KB

  • MD5

    04ab1b47348a1543a0a40218afe64edb

  • SHA1

    d20cad35dcc76e23bff462218adb6232325525f1

  • SHA256

    d893e63a6c2da23eb58856c2896b6b6973b9eda6d39d7f01a153251157ca46da

  • SHA512

    24f47765675be0bf5b2baea6363bff212c0dd5fc19f35392bd76d3eff6fe0d1147e773d8bf4c56d03b38c23652d75ea5a8246c10779d2d96d30a6b65063194a2

  • SSDEEP

    3072:Bae7MEgpoqqQeRFEvm0RE1z/xWDbDY07Uj7Dph5+tBpzI:8ePEsRFOE1WM0AjBknI

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Registers COM server for autorun 1 TTPs 4 IoCs
  • Deletes itself 1 IoCs
  • Unexpected DNS network traffic destination 9 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies registry class 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\services.exe
    C:\Windows\system32\services.exe
    1⤵
    • Executes dropped EXE
    • Drops desktop.ini file(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:464
  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Executes dropped EXE
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1376
    • C:\Users\Admin\AppData\Local\Temp\d893e63a6c2da23eb58856c2896b6b6973b9eda6d39d7f01a153251157ca46da.exe
      "C:\Users\Admin\AppData\Local\Temp\d893e63a6c2da23eb58856c2896b6b6973b9eda6d39d7f01a153251157ca46da.exe"
      2⤵
      • Registers COM server for autorun
      • Suspicious use of SetThreadContext
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1664
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe"
        3⤵
        • Deletes itself
        PID:2044

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-18\$bb8ab67ad8382496fd4eead6952e3208\@

    Filesize

    2KB

    MD5

    d278670bb01926572fa9856798cf8b05

    SHA1

    763fcbbb09b09b5f009dab0ac197fd4ea1693cfd

    SHA256

    2df0ea52154ef6ae81e361fd409a52db55404a83e1a1166fe4fd35291603526c

    SHA512

    0e16685eef4bd085658962a0c3fe0916fe568982f56e2eab7631cf25d84b6e558206cff9414f032c2bde436347f3c7c914ef983c87212ab1d397ea3d43c06499

  • C:\$Recycle.Bin\S-1-5-18\$bb8ab67ad8382496fd4eead6952e3208\n

    Filesize

    41KB

    MD5

    fb4e3236959152a057bc6b7603c538ef

    SHA1

    b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

    SHA256

    8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

    SHA512

    993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

  • C:\$Recycle.Bin\S-1-5-21-3845472200-3839195424-595303356-1000\$bb8ab67ad8382496fd4eead6952e3208\n

    Filesize

    41KB

    MD5

    fb4e3236959152a057bc6b7603c538ef

    SHA1

    b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

    SHA256

    8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

    SHA512

    993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

  • \$Recycle.Bin\S-1-5-18\$bb8ab67ad8382496fd4eead6952e3208\n

    Filesize

    41KB

    MD5

    fb4e3236959152a057bc6b7603c538ef

    SHA1

    b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

    SHA256

    8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

    SHA512

    993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

  • \$Recycle.Bin\S-1-5-21-3845472200-3839195424-595303356-1000\$bb8ab67ad8382496fd4eead6952e3208\n

    Filesize

    41KB

    MD5

    fb4e3236959152a057bc6b7603c538ef

    SHA1

    b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

    SHA256

    8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

    SHA512

    993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

  • memory/1664-54-0x00000000002C0000-0x00000000002FD000-memory.dmp

    Filesize

    244KB

  • memory/1664-55-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/1664-56-0x00000000002C0000-0x00000000002FD000-memory.dmp

    Filesize

    244KB

  • memory/1664-62-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/1664-64-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/2044-63-0x0000000000000000-mapping.dmp